<!DOCTYPE html>
<html lang="en">

   <head>
      <meta charset="UTF-8">
      <meta http-equiv="X-UA-Compatible" content="IE=edge">
      <meta name="viewport" content="width=device-width, initial-scale=1.0">
      <title>商品渲染</title>
      <style>
          * {
              margin: 0;
              padding: 0;
              box-sizing: border-box;
          }

          .list {
              width: 990px;
              margin: 0 auto;
              display: flex;
              flex-wrap: wrap;
          }

          .item {
              width: 240px;
              margin-left: 10px;
              padding: 20px 30px;
              transition: all .5s;
              margin-bottom: 20px;
          }

          .item:nth-child(4n) {
              margin-left: 0;
          }

          .item:hover {
              box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.2);
              transform: translate3d(0, -4px, 0);
              cursor: pointer;
          }

          .item img {
              width: 100%;
          }

          .item .name {
              font-size: 18px;
              margin-bottom: 10px;
              color: #666;
          }

          .item .price {
              font-size: 22px;
              color: firebrick;
          }

          .item .price::before {
              content: "¥";
              font-size: 14px;
          }

          .filter {
              display: flex;
              width: 990px;
              margin: 0 auto;
              padding: 50px 30px;
          }

          .filter a {
              padding: 10px 20px;
              background: #f5f5f5;
              color: #666;
              text-decoration: none;
              margin-right: 20px;
          }

          .filter a:active,
          .filter a:focus {
              background: #05943c;
              color: #fff;
          }
      </style>
   </head>

   <body>
      <div class="filter">
         <a data-index="1" href="javascript:;">0-100元</a>
         <a data-index="2" href="javascript:;">100-300元</a>
         <a data-index="3" href="javascript:;">300元以上</a>
         <a href="javascript:;">全部区间</a>
      </div>
      <div class="list">
         <!-- <div class="item">
           <img src="" alt="">
           <p class="name"></p>
           <p class="price"></p>
         </div> -->
      </div>
      <script>
         // 2. 初始化数据
         const goodsList = [
            {
               id: '4001172',
               name: '称心如意手摇咖啡磨豆机咖啡豆研磨机',
               price: '289.00',
               picture: 'https://yanxuan-item.nosdn.127.net/84a59ff9c58a77032564e61f716846d6.jpg',
            },
            {
               id: '4001594',
               name: '日式黑陶功夫茶组双侧把茶具礼盒装',
               price: '288.00',
               picture: 'https://yanxuan-item.nosdn.127.net/3346b7b92f9563c7a7e24c7ead883f18.jpg',
            },
            {
               id: '4001009',
               name: '竹制干泡茶盘正方形沥水茶台品茶盘',
               price: '109.00',
               picture: 'https://yanxuan-item.nosdn.127.net/2d942d6bc94f1e230763e1a5a3b379e1.png',
            },
            {
               id: '4001874',
               name: '古法温酒汝瓷酒具套装白酒杯莲花温酒器',
               price: '488.00',
               picture: 'https://yanxuan-item.nosdn.127.net/44e51622800e4fceb6bee8e616da85fd.png',
            },
            {
               id: '4001649',
               name: '大师监制龙泉青瓷茶叶罐',
               price: '139.00',
               picture: 'https://yanxuan-item.nosdn.127.net/4356c9fc150753775fe56b465314f1eb.png',
            },
            {
               id: '3997185',
               name: '与众不同的口感汝瓷白酒杯套组1壶4杯',
               price: '108.00',
               picture: 'https://yanxuan-item.nosdn.127.net/8e21c794dfd3a4e8573273ddae50bce2.jpg',
            },
            {
               id: '3997403',
               name: '手工吹制更厚实白酒杯壶套装6壶6杯',
               price: '99.00',
               picture: 'https://yanxuan-item.nosdn.127.net/af2371a65f60bce152a61fc22745ff3f.jpg',
            },
            {
               id: '3998274',
               name: '德国百年工艺高端水晶玻璃红酒杯2支装',
               price: '139.00',
               picture: 'https://yanxuan-item.nosdn.127.net/8896b897b3ec6639bbd1134d66b9715c.jpg',
            },
         ]

         function render(arr) {
            let htmlStr = ''
            arr.forEach(item => {
               const {name, price, picture} = item
               htmlStr += `
          <div class="item">
            <img src=${picture} alt="">
            <p class="name">${name}</p>
            <p class="price">${price}</p>
         </div>
        `
            })
            console.log(htmlStr)
            document.querySelector('.list').innerHTML = htmlStr
         }

         render(goodsList)


         document.querySelector('.filter').addEventListener('click', function (e) {
            console.log(e)
            let arr = goodsList
            const {tagName, dataset} = e.target
            if (tagName === 'A') {
               if (dataset.index === '1') {
                  arr = goodsList.filter(item => item.price > 0 && item.price <= 100)
               } else if (dataset.index === '2') {
                  arr = goodsList.filter(item => item.price > 100 && item.price <= 300)
               } else if (dataset.index === '3') {
                  arr = goodsList.filter(item => item.price > 300)
               }
            }
            render(arr)
         })

      </script>
   </body>

</html>